<template>
  <div>
          <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
         <!-- 卡片区域 -->
     <el-card>
         <el-row :gutter="20">
             <el-col :span="8">
              <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodList"></el-button>
              </el-input>
             </el-col>
             <el-col :span="4">
              <el-button type="primary" @click="goAddpage">
                  添加商品
              </el-button>
             </el-col>
         </el-row>
         <!-- 表格区域 -->
         <el-table :data="goodslist" border stripe>
             <el-table-column type="index"></el-table-column>
             <el-table-column label="商品名称" prop="goods_name"></el-table-column>
             <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
             <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
             <el-table-column label="创建时间" prop="add_time" width="140px">
                 <template slot-scope="scope">
                   {{scope.row.add_time|dataFormat}}
                 </template>
             </el-table-column>
             <el-table-column label="操作" width="130px">
                 <template slot-scope="scope">
                     <el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
                     <el-button size="mini" type="danger" icon="el-icon-delete" @click="removeById(scope.row.goods_id)"></el-button>
                 </template>
             </el-table-column>
         </el-table>
         <!-- 分页区域 -->
         <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[5, 10, 15, 20]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total" background>
    </el-pagination>
     </el-card>
  </div>
</template>

<script>
export default {
    name:'List',
    data() {
        return {
            queryInfo:{
                query:'',
                pagenum:1,
                pagesize:10
            },
            goodslist:[],
            total:0
        }
    },
   created()
   {
     this.getGoodList()
   },
   methods:{
    async getGoodList()
    {
        const {data:res}=await this.$http.get('goods',
        {
            params:this.queryInfo
        })

        if(res.meta.status!==200)
        {
            return this.$message.error('获取商品列表失败！')
        }
        this.$message.success('获取商品成功')
        this.goodslist=res.data.goods
        this.total=res.data.total
    },
    handleSizeChange(newSize)
    {
     this.queryInfo.pagesize=newSize
     this.getGoodList()
    },
    handleCurrentChange(newPage)
    {
     this.queryInfo.pagenum=newPage
     this.getGoodList()
    },
  async  removeById(id)
    {
  const confirmResult= await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err)

        if(confirmResult!=='confirm')
        {
            return this.$message.info('已经取消删除！')
        }
        const{data:res}=await this.$http.delete(`goods/${id}`)
        if(res.meta.status!==200)
        {
            return this.$message.error('删除失败!')
        }
        this.$message.success('删除成功!')
    },
    goAddpage()
    {
        this.$router.push('goods/add')
    }
   }
}
</script>

<style>

</style>